Add GNU/Linux example

* Update example/readme.markdown to include GNU/Linux example.

* Add precompiled syro_volcasample_exsample.x86_64 for x86_64
  architecture, also included "02 Kick 3.wav" sample.

* Add makesyro_gnulinux.sh script, for both interactive and
  non-interactive usage.
Create static and shared libs

Add -fPIC to CFLAGS, position independent code required by shared libs.
Merge pull request #2 from avtobiff/gnu-linux-example

Thank you for your work!
Our staff will add file for x86.
Merge pull request #3 from avtobiff/create-static-and-shared-libs

Create static and shared libs
fix typo in Makefile..
add .gitignore
add i686 version on gnulinux, correct sample executable file names